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No exploitation reportedFix available

CVE-2021-35346

No exploitation reported by the sources we read.

  • Published2021-12-03
  • WeaknessCWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

tsMuxer v2.6.16 was discovered to contain a heap-based buffer overflow via the function HevcSpsUnit::short_term_ref_pic_set(int) in hevc.cpp.

Timeline

dates in UTC
  1. 2021-12-0320:15CVE publishedNVD

Versions per branch

NVD
Tsmuxer project tsmuxer
BranchAffectedFixed in
2.6= 2.6.16no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2021-12-03
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-7rpc-mvmm-qr9f

Frequently asked questions

What is CVE-2021-35346?

tsMuxer v2.6.16 was discovered to contain a heap-based buffer overflow via the function HevcSpsUnit::short_term_ref_pic_set(int) in hevc.cpp.

Is CVE-2021-35346 actively exploited?

Active exploitation of CVE-2021-35346 has not been confirmed. Its EPSS score was 1.8% on 2026-11-09, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-35346?

CVE-2021-35346 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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